#include <bits/stdc++.h>
#include <atcoder/all>
using m = atcoder::modint;
int main()
{
    int p;
    std::cin >> p;
    m::set_mod(p);
    std::cout << (m(8).pow((p - 1) / 2).val() == 1 ? "YES" : "NO");
}